Actinium mungsuh neptunium
Tabel périodik
Symbol
Ac
Np
Panggil Group
ora Sumadhiya
ora Sumadhiya
Panggil periode
7
7
Block
pemblokiran f
pemblokiran f
Family unsur
actinide
actinide
CAS Number
7440348
99+
7439998
99+
Jeneng papan Group
Fm_ 3M
Pnma
Space Group Number
225.00
2
62.00
11
facts
Facts Interesting
ora Cepak
ora Cepak
sumber
Dijupuk dening Nambani Radium karo Neutron, Ores logam
Digawe dening némbakaké Uranium karo Neutron, Ores logam
History
sing katutup
Friedrich Oskar Giesel
Edwin McMillan and Philip H. Abelson
Discovery
ing taun 1902
ing taun 1940
turah mbrawah
ulah
Ulah lan Wuku
- metal Actinium wis sumber sinar alfa nanging ora dienggo njaba riset waé.
- Efesus saiki dikenal saka logam Neptunium sing winates kanggo riset waé mung.
- Neptunium kang isotop neptunium-237 digunakake minangka neutron detektor.
Ulah Industrial
NA
NA
Ulah Medical
NA
NA
Ulah liyane
wesi, Nuclear Riset, tujuan Research
wesi, Nuclear Riset, tujuan Research
Properties biologi
keracunan
Toxic
Toxic
Saiki ing badan Human
Ora
Ora
Sang
0.00 Sang / mg dm-3
37
0.00 Sang / mg dm-3
37
ing Bone
0.00 ppm
36
0.00 ppm
36
fisik Properties
leleh Point
1,227.00 ° C
38
640.00 ° C
99+
Boiling Point
3,200.00 ° C
26
3,902.00 ° C
13
katon
State fisik
Solid
Solid
warna
perak Putih
Silver
luster
NA
metallic
atose
Kacepetan swara
ora Sumadhiya
ora Sumadhiya
Properties Optical
allotropes
Ora
Ora
α allotropes
ora Sumadhiya
ora Sumadhiya
β allotropes
ora Sumadhiya
ora Sumadhiya
γ allotropes
ora Sumadhiya
ora Sumadhiya
Kimia Properties
Formula Kimia
Ac
Np
isotop
Isotop dikenal
29
10
20
19
keelektronegatifan
Pauling Elektronegativitas
1.10
99+
1.36
29
Allred Rochow Elektronegativitas
1.00
36
1.22
26
Electropositivity
Pauling Electropositivity
2.90
10
2.64
25
tenogo ionisasi
Level Energy 1st
499.00 kJ / mol
99+
604.50 kJ / mol
99+
Level Energy 2
1,170.00 kJ / mol
99+
1,128.00 kJ / mol
99+
Level Energy 3rd
1,900.00 kJ / mol
99+
1,997.00 kJ / mol
99+
Level Energy 4
4,700.00 kJ / mol
23
3,242.00 kJ / mol
99+
padha karo elektrokimia
2.82 g / amp-day
18
1.77 g / amp-day
39
Fungsi Work elektron
ora Sumadhiya
ora Sumadhiya
Properties Kimia liyane
ionisasi, Isotop radioaktif, Radioaktif, kelarutan
ionisasi, Isotop radioaktif, Radioaktif, kelarutan
atom Properties
Panggil atom
89
29
93
25
Konfigurasi elektron
[Rn] 6D 1 7s 2
[Rn] 5F 4 6D 1 7s 2
Struktur Crystal
Face tengah kubik (FCC)
Orthorhombic (Orth)
Crystal pola
FCC-Crystal-Structure-of-Actinium.jpg#100
ORTH-Crystal-Structure-of-Neptunium.jpg#100
atom
Jumlah proton
89
29
93
25
Jumlah Neutron
138
16
144
14
Jumlah Èlèktron
89
29
93
25
Radius saka Atom
Radius atom
195.00 pm
7
155.00 pm
30
kovalen Radius
ora Sumadhiya
190.00 pm
18
Van der Waals Radius
ora Sumadhiya
221.00 pm
22
Bobot atom
227.00 Amu
25
237.00 Amu
22
Volume atom
22.54 cm3 / mol
11
11.62 cm3 / mol
99+
Nomer atom jejer
Potensi Valence Electron
38.60 (-eV)
99+
96.00 (-eV)
9
Constant pola
567.00 pm
8
666.30 pm
3
pola Angles
π/2, π/2, π/2
π/2, π/2, π/2
Pola C / A rasio
ora Sumadhiya
ora Sumadhiya
Teknik Properties
Kapadhetan
Kapadhetan Ing suhu kamar
10.00 g / cm 3
37
19.38 g / cm 3
14
Strength tensile
ora Sumadhiya
125.00 MPa
14
viskositas
ora Sumadhiya
ora Sumadhiya
meksa beluk
Meksa beluk ing 2000 K
ora Sumadhiya
0.11 (Pa)
17
situs kelenturan
Poisson rasio
ora Sumadhiya
ora Sumadhiya
Properties Teknik liyane
NA
ductile
Magnetic Properties
Ciri Magnetic
Gravitasi tartamtu
10.07
28
20.25
6
Nindakake Magnetic
paramagnetic
paramagnetic
Properties Listrik
Property Listrik
Unknown
Arman
resistivity
ora Sumadhiya
1.22 nΩ · m
99+
konduktivitas listrik
ora Sumadhiya
0.01 10 6 / cm Ω
99+
termal Properties
Kalor tartamtu
0.12 J / (kg K)
40
0.12 J / (kg K)
40
Graham Kapasitas kalor
27.20 J / mol · K
18
29.46 J / mol · K
8
doyo termal
12.00 W / m · K
99+
6.30 W / m · K
99+
suhu kritis
ora Sumadhiya
ora Sumadhiya
Expansion termal
ora Sumadhiya
ora Sumadhiya
enthalpy
Enthalpy saka Fusion
ora Sumadhiya
3.20 kJ / mol
99+
Enthalpy saka atomization
301.00 kJ / mol
36
ora Sumadhiya
Standard molar Entropy
56.50 J / mol.K
25
ora Sumadhiya
|
||
|
||
|
